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Shop the best prices on 1,403 great value 30a products. Shopping for 30a is easy with Fruugo, with SALE discounts, offers and savings on Fsu, Zhouxixi, Asiv and more. Buy battery charge controllers, specialty electrical switches & relays, circuit breaker panels and more online safely with Fruugo, with secure payment and fast shipping to Singapore.

Battery Charge ControllersSpecialty Electrical Switches & RelaysCircuit Breaker PanelsSolar Energy KitsVoltage Transformers & Regulators
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65 - 96 of 1,403
MPPT Solar Charge Controller 30A-100A Dual USB & LCD Display 12V/24V Auto for RV/Boat/Off-Grid Systems
$42.95 Save $21.05 RRP: $64.00
Solar Charge Controller PWM 12V 24V Automatic Adaptation Solar Panel Regulator for Off Grid Systems
$36.95 Save $42.05 RRP: $79.00
Charge Orange PWM Auto Adapting 12V 24V USB 5V 2A Output Panel Controller for Solar Power System
$19.95 Save $24.00 RRP: $43.95
Solar Controller, Solar Panel Controller PWM 12V 24V 30A 5V Output Solar Panel Charger Regulator with LCD Dual USB -q41
$59.00 Save $60.00 RRP: $119.00
2023 New Upgraded 10A Solar Charge Controller with LCD Dual USB Auto PWM Controllers - Waterproof
$24.95 Save $4.00 RRP: $28.95
10A automatic thermal circuit breaker for industrial use - L2 series 125-250V AC 2pcs set
$25.95 Save $13.00 RRP: $38.95
2-Pack 10A Thermal Overload Protector, Automatic Reset Circuit Breaker, 125-250V AC 50V DC Thermal Fuse Relay Switch for Electrical Appliances
$26.95 Save $22.05 RRP: $49.00
12v/24v Auto Solar Panel Battery Controller Digital Display Solar Charge Controller For Solar Warnings Lights
$35.95 Save $143.05 RRP: $179.00
12v/24v Auto Solar Panel Battery Controller Digital Display Solar Charge Controller For Solar Warnings Lights
$35.95 Save $143.05 RRP: $179.00
2pcs 10a Automatic Thermal Circuit Breaker Thermal Overload Protector 10amp L2 Series 125-250v Ac 50v Dc Automatic Reset Relay Fuse Thermal Switch Cir
$33.95 Save $40.05 RRP: $74.00
100A MPPT Solar Charge Controller 12/24V Auto Focus Solar Panel Controller Battery Intelligent Regul
$35.95 Save $7.00 RRP: $42.95
Solar Charge Controller Solar Panel Controller 12v/24v Adjustable Lcd Display-yvan
$37.95 Save $21.05 RRP: $59.00
Thermal protector 10amp 2pcs automatic circuit breaker L2 series
$13.95 Save $55.05 RRP: $69.00
10A-100a 75mv Current Meter Shunt Dc Ammeter Splitter Current Shunt Resistor Dc Meter Shunted Ammeter unbrand
$25.95 Save $8.00 RRP: $33.95
Waterproof Inline Switch Cord with Round Wire Double Cut Dustproof Switch JR-617
$9.95 Save $5.00 RRP: $14.95
10A MPPT Solar Charge Controller with Dual USB Port Easy to Setup Solar Panel Charging Regulator for Phone PC
$21.95 Save $20.00 RRP: $41.95
IP68 Boat Rocker Switch 12V-24V Waterproof Switch High Current Power with LED Light Power Button on/
$12.95 Save $5.00 RRP: $17.95
HSKRC Brushless 20A/30A/35A/45A 2-4S BLHeli-S ESC Speed Controller Oneshot DSHOT600 for FPV Racing R 2025
$24.95 Save $25.00 RRP: $49.95
Solar Pv Diode Connector Male Female Ip67 Waterproof Panel Cable Blocking Diode Holder 1000v Yalo
$26.95
12V/24V Auto Identification LCD Solar Controller Dual USB Output Pvoltaic Power Controller 3-stage Charging Management
$45.95 Save $8.05 RRP: $54.00
Auto Circuit Breaker Reset Fuse Inverter Fuse Holder Inline Fuse Block 20-100 Amp
$12.95 Save $13.00 RRP: $25.95
2pcs 10a Automatic Thermal Circuit Breaker Thermal Overload Protector 10amp L2 Series 125-250v Ac 50v Dc Automatic Reset Relay Fuse Thermal Switch Cir
$15.95 Save $7.00 RRP: $22.95
100% New Solar Charge Controller Battery Charger Home Waterproof 10A 10 Amp Low Heat LCD Dual USB Auto PWM Controllers
$21.95 Save $14.00 RRP: $35.95
Inline Auto Circuit Breaker Reset Fuse Holder - 20 to 100 Amp Inverter Fuse Block for Electrical Protection and Safety
$49.00 Save $40.00 RRP: $89.00
1000/1 Ac Micro Coils Precision Lead Wire Mini Ct Current Transformer 5A/30A/50A Current Measurement Transformer
$25.95 Save $93.05 RRP: $119.00
2023 New Hot 10A Solar Charge Controller with LCD Dual USB Auto PWM Controllers - Waterproof
$24.95 Save $4.00 RRP: $28.95
Auto Solar Charge Controller LCD Display Dual USB 5V Output PWM Controller Solar Panel Charger Regulator
$44.95
2pcs 10a Automatic Thermal Circuit Breaker Thermal Overload Protector 10amp L2 Series 125-250v Ac 50v Dc Automatic Reset Relay Fuse Thermal Switch Cir
$18.95 Save $75.05 RRP: $94.00
30A - 300A 12 - 48V DC IP67 Waterproof Circuit Breaker with Manual Reset Button for Car Yacht RV - 8
$54.00 Save $35.00 RRP: $89.00
50pcs/lot Small Size MINI Car Auto Blade Fuse 5A 7.5A 10A 15A 20A 25A 30A 35A 40A Fsu
$23.95 Save $45.05 RRP: $69.00
10sets Auto Standard Middle Fuse Holder + Car Boat Truck ATC/ATO Blade Fuse 3A 5A 10A 15A 20A 25A 30A 35A 40A Fsu
$25.95 Save $43.05 RRP: $69.00
Air Compressor Accessories Vertical Horizontal Magnetic Starter Pressure Switch Fsu
$239.00 Save $40.00 RRP: $279.00